noun🔗Share旗帜，旗子 A piece of cloth, often decorated with an emblem, used as a visual signal or symbol."The school's flag, a bright blue banner with a gold lion, flew proudly above the building. "学校的旗帜，那是一面鲜艳的蓝色旗帜，上面绣着一只金色的狮子，骄傲地在教学楼上方飘扬。nationgovernmentpoliticsculturesignmilitaryheraldryessentialChat with AIVocabulary GamePractice Reading
noun🔗Share旗帜，旗子。 An exact representation of a flag (for example: a digital one used in websites)."The school website displayed a flag of the school logo. "学校网站上展示了一张带有学校标志的旗帜图案.nationsigncommunicationinternetcomputingessentialChat with AIVocabulary GamePractice Reading
noun🔗Share海军将旗，海军旗，海军将领旗。 A flag flown by a ship to show the presence on board of the admiral; the admiral himself, or his flagship."The admiral's flagship flew a special flag to signal his presence on the ship. "为了表明海军将领在船上，海军将领的旗舰升起了一面特殊的将旗。nauticalmilitarysailingessentialChat with AIVocabulary GamePractice Reading
noun🔗Share信号旗 (often used attributively) A signal flag."The ship's flag signaled that they were running late. "那艘船的信号旗表明他们要晚点了。nauticalsignalmilitarycommunicationessentialChat with AIVocabulary GamePractice Reading
noun🔗Share发令；旗示 The use of a flag, especially to indicate the start of a race or other event."The teacher waved the flag to signal the start of the spelling bee. "老师挥动旗子，示意拼字比赛开始。sportraceeventsignactionessentialChat with AIVocabulary GamePractice Reading
noun🔗Share标志，标记。 A variable or memory location that stores a true-or-false, yes-or-no value, typically either recording the fact that a certain event has occurred or requesting that a certain optional action take place."The flag indicating "homework completed" was set to "true" after I finished my math assignment. "完成数学作业后，表示“作业已完成”的那个标志被设置为“真”。computingtechnologyessentialChat with AIVocabulary GamePractice Reading
noun🔗Share标志，标记。 In a command line interface, a command parameter requesting optional behavior or otherwise modifying the action of the command being invoked."To print only the names of students, use the list-students command with the names-only flag. "要只打印学生姓名，请使用list-students命令，并加上names-only标记。computingtechnicaltechnologyinternetessentialChat with AIVocabulary GamePractice Reading
noun🔗Share指示器，警示牌 A mechanical indicator that pops up to draw the pilot's attention to a problem or malfunction."The airplane's warning flag popped up, alerting the pilot to a low oil pressure problem. "飞机上的油压低警示牌弹了出来，提醒飞行员注意油压过低的问题。technicalmachinedeviceelectronicsessentialChat with AIVocabulary GamePractice Reading
noun🔗Share抢旗，夺旗。 The game of capture the flag."The students played capture the flag during their recess. "课间休息的时候，学生们玩了抢旗游戏。sportgameessentialChat with AIVocabulary GamePractice Reading
noun🔗Share标记，旗帜 A sequence of faces of a given polytope, one of each dimension up to that of the polytope (formally, though in practice not always explicitly, including the null face and the polytope itself), such that each face in the sequence is part of the next-higher dimension face."The flag of the family's triangular-shaped garden includes the entire garden plot, each of its three sides, and each of the three vertices. "这家人三角形花园的“全套组成部分”（flag）包括整个花园地块，它的三条边，以及它的三个顶点。mathessentialChat with AIVocabulary GamePractice Reading
noun🔗Share旗标， 标志列 A sequence of subspaces of a vector space, beginning with the null space and ending with the vector space itself, such that each member of the sequence (until the last) is a proper subspace of the next."The flag of subspaces in linear algebra demonstrates how a complex vector space can be broken down into simpler parts. "线性代数中的子空间旗标展示了如何将一个复杂的向量空间分解成更简单的部分。mathspaceessentialChat with AIVocabulary GamePractice Reading
verb🔗Share悬挂旗帜，用旗装饰 To furnish or deck out with flags."The school team flagged the stadium entrance with colorful banners and flags. "学校的队伍用彩色的横幅和旗帜装饰了体育场的入口。nationnauticalmilitaryessentialChat with AIVocabulary GamePractice Reading
verb🔗Share标记，用旗帜标示。 To mark with a flag, especially to indicate the importance of something."The teacher flagged the important points in the lecture notes so students could easily identify them later. "老师在讲义中把重要的点都做了标记，这样学生们之后就能很容易地识别出来。signcommunicationessentialChat with AIVocabulary GamePractice Reading
verb🔗Share招手示意，拦。 (often with down) To signal to, especially to stop a passing vehicle etc."Please flag down a taxi for me."请帮我招手拦一辆出租车。signalvehiclecommunicationessentialChat with AIVocabulary GamePractice Reading
verb🔗Share打旗号，用旗帜发信号 To convey (a message) by means of flag signals."to flag an order to troops or vessels at a distance"用旗帜向远处的部队或船只传递命令。communicationsignalnauticalmilitaryessentialChat with AIVocabulary GamePractice Reading
verb🔗Share标记，指出 (often with up) To note, mark or point out for attention."The teacher flagged the student's question for further discussion. "老师把学生的问题标记出来，以便进一步讨论。markactioncommunicationsignessentialChat with AIVocabulary GamePractice Reading
verb🔗Share发出信号，示意。 To signal (an event)."The compiler flagged three errors."编译器标出了三个错误。signalcommunicationeventessentialChat with AIVocabulary GamePractice Reading
verb🔗Share设置，标记 To set a program variable to true."Flag the debug option before running the program."在运行程序之前，把调试选项设置为真。computingtechnologyinternetessentialChat with AIVocabulary GamePractice Reading
verb🔗Share摇旗引诱，挥旗。 To decoy (game) by waving a flag, handkerchief, etc. to arouse the animal's curiosity."The hunter flagged the deer by waving a bright red cloth, hoping to lure it closer. "猎人挥舞着一块鲜红的布摇旗引诱，希望把鹿吸引过来。animalgamesportessentialChat with AIVocabulary GamePractice Reading
verb🔗Share判罚，警告。 To penalize for an infraction."The defender was flagged for unsportsmanlike conduct."那位防守队员因违反体育道德行为而被判罚。sportpolicelawessentialChat with AIVocabulary GamePractice Reading
verb🔗Share超时胜，时间胜。 To defeat (an opponent) on time, especially in a blitz game."The chess club member flagged his opponent in the blitz game, winning in under five minutes. "这位国际象棋俱乐部成员在闪电战中超时胜了他的对手，不到五分钟就赢了。gamesporttimeessentialChat with AIVocabulary GamePractice Reading
verb🔗Share衰弱，减弱。 To weaken, become feeble."His strength flagged toward the end of the race."比赛快结束时，他的体力明显衰减了。physiologyconditionessentialChat with AIVocabulary GamePractice Reading
verb🔗Share下垂，松弛 To hang loose without stiffness; to bend down, as flexible bodies; to be loose, yielding, limp."The wilted flowers flagged in the hot afternoon sun. "在炎热的午后阳光下，那些蔫了的花儿无力地垂了下来。appearanceconditionessentialChat with AIVocabulary GamePractice Reading
verb🔗Share衰退，凋萎。 To let droop; to suffer to fall, or let fall, into feebleness."to flag the wings"使翅膀垂下来physiologyconditionbodyessentialChat with AIVocabulary GamePractice Reading
verb🔗Share疲惫, 变得疲倦. To enervate; to exhaust the vigour or elasticity of."The long, stressful exam period flagged her energy, leaving her feeling drained and unable to concentrate. "漫长而压力巨大的考试期耗尽了她的精力，让她感到疲惫不堪，无法集中注意力。physiologybodyenergyessentialChat with AIVocabulary GamePractice Reading
noun🔗Share菖蒲，鸢尾花。 Any of various plants with sword-shaped leaves, especially irises; specifically, Iris pseudacorus."The garden club planted a beautiful flag iris in the flowerbed. "园艺俱乐部在花坛里种了一棵漂亮的菖蒲鸢尾花。plantessentialChat with AIVocabulary GamePractice Reading
noun🔗Share草皮，草块 A slice of turf; a sod."The gardener carefully lifted the flag of sod to prepare the flower bed. "园丁小心地掀起那块草皮，准备花坛。propertyagricultureenvironmentessentialChat with AIVocabulary GamePractice Reading
noun🔗Share石板，铺路石。 A slab of stone; a flagstone, a flat piece of stone used for paving."The patio was paved with large, grey flags. "露台是用大的灰色石板铺成的。architecturematerialessentialChat with AIVocabulary GamePractice Reading
noun🔗Share片石，石板. Any hard, evenly stratified sandstone, which splits into layers suitable for flagstones."The construction crew used the flag to build the patio. "施工队用那种片石（石板）来铺设露台。geologymaterialessentialChat with AIVocabulary GamePractice Reading
verb🔗Share铺石板，铺 плитка。 To pave with flagstones."Fred is planning to flag his patio this weekend."弗雷德计划这个周末用石板铺他的露台。architecturematerialbuildingessentialChat with AIVocabulary GamePractice Reading
noun🔗Share腿羽，羽簇 A group of feathers on the lower part of the legs of certain hawks, owls, etc."The owl had beautiful, fluffy flags on its legs. "这只猫头鹰腿上有美丽蓬松的腿羽。animalbirdpartappearanceessentialChat with AIVocabulary GamePractice Reading
noun🔗Share旗羽，飞羽 A group of elongated wing feathers in certain hawks."The peregrine falcon spread its flags wide, preparing for its powerful dive. "这只游隼展开宽阔的旗羽，准备进行强有力的俯冲。animalbirdanatomybiologyessentialChat with AIVocabulary GamePractice Reading
noun🔗Share(狗的) 蓬松尾巴, 旗状尾巴 The bushy tail of a dog such as a setter."The hunting dog had a beautiful, thick flag that swished back and forth as it ran. "这只猎犬有一条漂亮而浓密的蓬松尾巴，奔跑时像旗帜一样来回摆动。animalbodypartessentialChat with AIVocabulary GamePractice Reading
noun🔗Share符尾 A hook attached to the stem of a written note that assigns its rhythmic value"The music teacher drew a flag on the music paper to show the quarter note. "音乐老师在乐谱上画了一个符尾，用来表示四分音符。musicwritingessentialChat with AIVocabulary GamePractice Reading
